CVE-2026-1723

TOTOLINK X6000R Unauthenticated Command Injection Vulnerability

9.2 Critical

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in TOTOLINK X6000R allows OS Command Injection.This issue affects X6000R: through V9.4.0cu.1498_B20250826.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: High
Availability: High

Exploit likelihood

1.00%Up 0.1 points since Jan 31, 2026

What each source reports

CVE List Score used 9.2

TOTOLINK X6000R Unauthenticated Command Injection Vulnerability

Record: CVE-2026-1723
CVSS 4.0: 9.2 CriticalCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:H/SI:H/SA:H
Weakness: CWE-78
Updated: 2026-11-02

EUVDEUVD-2026-5005 9.2

Record: EUVD-2026-5005
CVSS 4.0: 9.2 CriticalCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:H/SI:H/SA:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-qwj2-4vw8-pgf8 9.2

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')...

Record: GHSA-qwj2-4vw8-pgf8
CVSS 4.0: 9.2 CriticalCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness: CWE-78
Updated: 2026-11-02

NVD 9.2

Record: CVE-2026-1723
CVSS 4.0: 9.2 CriticalCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness: CWE-78
Updated: 2026-11-02

Affected products

totolink x6000r

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-1723 is a critical vulnerability (CVSS 9.2) in Totolink X6000r, published January 30, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.00%, the 63rd percentile. No source names a fixed version.